ASTM C1224-99

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Designation: C 1224 – 99
AMERICAN SOCIETY FOR TESTING AND MATERIALS
100 Barr Harbor Dr., West Conshohocken, PA 19428
Reprinted from the Annual Book of ASTM Standards. Copyright ASTM
Standard Specification for
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Reflective Insulation for Building Applications
This standard is issued under the fixed designation C 1224; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
1. Scope C 1371 Test Method for Determination of Emittance of
Materials Near Room Temperature Using Portable Emis-
1.1 This specification covers the general requirements and
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someters
physical properties of reflective insulations for use in building
D 3310 Test Method for Determining Corrosivity of Adhe-
applications. These insulation materials consist of one or more
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sive Materials
low emittance surfaces, such as metallic foil or metallic
E 84 Test Method for Surface Burning Characteristics of
deposits, unmounted or mounted on substrates. Reflective
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Building Materials
insulations derive their thermal performance from surfaces
E 96 Test Methods for Water Vapor Transmission of Mate-
with an emittance of 0.1 or less, facing enclosed air spaces.
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rials
1.2 The values stated in inch-pound units are to be regarded
2.2 Other Standard:
as the standard. The values given in parentheses are provided
TAPPI Standard T 512 om-86, Creasing of Flexible Pack-
for information only.
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aging Material Paper Specimens for Testing
1.3 This standard does not purport to address all of the
safety concerns, if any, associated with its use. It is the
3. Terminology
responsibility of the user of this standard to establish appro-
3.1 Definitions—Terminology C 168 shall apply to the
priate safety and health practices and determine the applica-
terms in this specification.
bility of regulatory limitations prior to use.
3.2 Definitions of Terms Specific to This Standard:
2. Referenced Documents 3.2.1 reflective insulation—thermal insulation consisting of
one or more low emittance surfaces, bounding one or more
2.1 ASTM Standards:
enclosed air spaces.
C 168 Terminology Relating to Thermal Insulating Materi-
2
als
4. Ordering Information
C 177 Test Method for Steady-State Heat Flux Measure-
4.1 Prior to purchase, for sampling and acceptance proce-
ments and Thermal Transmission Properties by Means of
2 dures, Criteria C 390 can be agreed upon between the pur-
the Guarded-Hot-Plate Apparatus
chaser and the manufacturer.
C 236 Test Method for Steady State Thermal Performance
2 4.2 Specify the required thermal resistance by the direction
of Building Assemblies by Means of a Guarded Hot Box
of the heat flow.
C 390 Criteria for Sampling and Acceptance of Preformed
2 4.3 Specify the width, depth, and total area to be insulated.
Thermal Insulation Lots
4.4 Specify special markings, if required.
C 518 Test Method for Steady-State Heat Flux Measure-
ments and Thermal Transmission Properties by Means of
5. Materials and Manufacture
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the Heat Flow Meter Apparatus
5.1 Reflective insulation materials shall consist of low
C 727 Practice for Use and Installation of Reflective Insu-
2 emittance surface(s) in combination with substrates and adhe-
lation in Building Constructions
sives required to meet the specified thermal performance and
C 976 Test Method for Thermal Performance of Building
2 physical properties.
Assemblies by Means of a Calibrated Hot Box
C 1338 Test Method for Determining Fungi Resistance of
6. Physical Properties Requirements
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Insulation Materials and Facings
6.1 Low emittance materials shall have an emittance of 0.1
C 1363 Test Method for the Thermal Performance of Build-
or less, as determined in accordance with Test Method C 1371.
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ing Assemblies by Means of a Hot Box Apparatus
6.2 Water Vapor Transmission—If the reflective insulation
is to serve as a vapor retarder, the permeance of the material
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This specification is under the jurisdiction of ASTM Committee C-16 on
Thermal Insulation and is the direct responsibility of Subcommittee C16.21 on
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Reflective Insulation. Annual Book of ASTM Standards, Vol 15.06.
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Current edition approved March 10, 1999. Published May 1999. Originally Annual Book of ASTM Standards, Vol 04.07.
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published as C 1224–93. Last previous edition C 1224–97. Available from TAPPI, Technology Park/Atlanta, P.O. Box 105113, Atlanta,
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Annual Book of ASTM Standards, Vol 04.06. GA 30348.
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C 1224
shall not exceed 1 perm, as determined in accordance with Test 9. Test Methods
Methods E 96.
9.1 Thermal Performance—The thermal performance of
6.3 Multiple layer reflective insulations shall be designe
...